Compare PDF
Compare two PDFs and see exactly what changed — semantically, not just visually.
AI-poweredUpdated
Drop files, paste, or click to browse
Files are processed in your browser — they never leave your device.
Add the original PDF first, then the new version (exactly two files).
Add 2 more files.
How to compare pdf
Compare two PDFs and see exactly what changed — semantically, not just visually. To use Compare PDF: 1) add your files by dragging them in or clicking to browse, 2) let the ai process your document, 3) download your result — done in seconds. It's free, needs no signup, and most tools run right in your browser so your files never leave your device.
Judge PDF changes by meaning
Label the older and newer files before starting. Review changed duties, dates, amounts, and exceptions before small wording edits. Check nearby paragraphs because one revised term can affect a later rule.
Frequently asked questions
- Is Compare PDF free to use?
- Yes. Compare PDF is free to use. It's free, needs no signup, and most tools run right in your browser so your files never leave your device.
- Are my files safe and private?
- Yes. Files are processed on encrypted servers and automatically deleted within about an hour. They are never logged or shared.
- Do I need to install anything?
- No. Compare PDF works in any modern web browser on Windows, Mac, Linux, iPhone and Android — nothing to install.
- Can I process more than one file at once?
- Yes, you can add several files and Compare PDF will handle them together.